Humphries, James T <br/><br/>
Industrial electronics / / 
James T. Humphries, Leslie P. Sheets 
 - 3rd ed 
 - Albany, NY  Delmar Publishers  1989 
 - xviii, 651 p.  ill.  25 cm 
<br/><br/>Includes bibliographical references and indexs 
<br/><br/><label>ISBN: </label>0827338287  RM149.06 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Industrial electronics